CBOT Corn 1M Butterflies @C 1M Butterfly 2019 [@CH19]-2*[@CK19]+[@CN19] CBOT Corn 1M Fly MAR19 2 2 2 0.25 [@CK19]-2*[@CN19]+[@CU19] CBOT Corn 1M Fly MAY19 2 2 2 0.25 [@CN19]-2*[@CU19]+[@CZ19] CBOT Corn 1M Fly JUL19 2 2 2 0.25 [@CU19]-2*[@CZ19]+[@CH20] CBOT Corn 1M Fly SEP19 2 2 2 0.25 [@CZ19]-2*[@CH20]+[@CK20] CBOT Corn 1M Fly DEC19 2 2 2 0.25 @C 1M Butterfly 2020 [@CH20]-2*[@CK20]+[@CN20] CBOT Corn 1M Fly MAR20 2 2 2 0.25 [@CK20]-2*[@CN20]+[@CU20] CBOT Corn 1M Fly MAY20 2 2 2 0.25 [@CN20]-2*[@CU20]+[@CZ20] CBOT Corn 1M Fly JUL20 2 2 2 0.25 [@CU20]-2*[@CZ20]+[@CH21] CBOT Corn 1M Fly SEP20 2 2 2 0.25 [@CZ20]-2*[@CH21]+[@CK21] CBOT Corn 1M Fly DEC20 2 2 2 0.25 @C 1M Butterfly 2021 [@CH21]-2*[@CK21]+[@CN21] CBOT Corn 1M Fly MAR21 2 2 2 0.25 [@CK21]-2*[@CN21]+[@CU21] CBOT Corn 1M Fly MAY21 2 2 2 0.25 [@CN21]-2*[@CU21]+[@CZ21] CBOT Corn 1M Fly JUL21 2 2 2 0.25 [@CU21]-2*[@CZ21]+[@CH22] CBOT Corn 1M Fly SEP21 2 2 2 0.25 [@CZ21]-2*[@CH22]+[@CK22] CBOT Corn 1M Fly DEC21 2 2 2 0.25 @C 1M Butterfly 2022 [@CH22]-2*[@CK22]+[@CN22] CBOT Corn 1M Fly MAR22 2 2 2 0.25 [@CK22]-2*[@CN22]+[@CU22] CBOT Corn 1M Fly MAY22 2 2 2 0.25 [@CN22]-2*[@CU22]+[@CZ22] CBOT Corn 1M Fly JUL22 2 2 2 0.25 [@CU22]-2*[@CZ22]+[@CH23] CBOT Corn 1M Fly SEP22 2 2 2 0.25 [@CZ22]-2*[@CH23]+[@CK23] CBOT Corn 1M Fly DEC22 2 2 2 0.25 @C 1M Butterfly 2023 [@CH23]-2*[@CK23]+[@CN23] CBOT Corn 1M Fly MAR23 2 2 2 0.25 [@CK23]-2*[@CN23]+[@CU23] CBOT Corn 1M Fly MAY23 2 2 2 0.25 [@CN23]-2*[@CU23]+[@CZ23] CBOT Corn 1M Fly JUL23 2 2 2 0.25 [@CU23]-2*[@CZ23]+[@CH24] CBOT Corn 1M Fly SEP23 2 2 2 0.25 [@CZ23]-2*[@CH24]+[@CK24] CBOT Corn 1M Fly DEC23 2 2 2 0.25 @C 1M Butterfly 2024 [@CH24]-2*[@CK24]+[@CN24] CBOT Corn 1M Fly MAR24 2 2 2 0.25 [@CK24]-2*[@CN24]+[@CU24] CBOT Corn 1M Fly MAY24 2 2 2 0.25 [@CN24]-2*[@CU24]+[@CZ24] CBOT Corn 1M Fly JUL24 2 2 2 0.25 [@CU24]-2*[@CZ24]+[@CH25] CBOT Corn 1M Fly SEP24 2 2 2 0.25 [@CZ24]-2*[@CH25]+[@CK25] CBOT Corn 1M Fly DEC24 2 2 2 0.25 @C 1M Butterfly 2025 [@CH25]-2*[@CK25]+[@CN25] CBOT Corn 1M Fly MAR25 2 2 2 0.25 [@CK25]-2*[@CN25]+[@CU25] CBOT Corn 1M Fly MAY25 2 2 2 0.25 [@CN25]-2*[@CU25]+[@CZ25] CBOT Corn 1M Fly JUL25 2 2 2 0.25 [@CU25]-2*[@CZ25]+[@CH26] CBOT Corn 1M Fly SEP25 2 2 2 0.25 [@CZ25]-2*[@CH26]+[@CK26] CBOT Corn 1M Fly DEC25 2 2 2 0.25 @C 1M Butterfly 2026 [@CH26]-2*[@CK26]+[@CN26] CBOT Corn 1M Fly MAR26 2 2 2 0.25 [@CK26]-2*[@CN26]+[@CU26] CBOT Corn 1M Fly MAY26 2 2 2 0.25 [@CN26]-2*[@CU26]+[@CZ26] CBOT Corn 1M Fly JUL26 2 2 2 0.25 [@CU26]-2*[@CZ26]+[@CH27] CBOT Corn 1M Fly SEP26 2 2 2 0.25 [@CZ26]-2*[@CH27]+[@CK27] CBOT Corn 1M Fly DEC26 2 2 2 0.25 @C 1M Butterfly 2027 [@CH27]-2*[@CK27]+[@CN27] CBOT Corn 1M Fly MAR27 2 2 2 0.25 [@CK27]-2*[@CN27]+[@CU27] CBOT Corn 1M Fly MAY27 2 2 2 0.25 [@CN27]-2*[@CU27]+[@CZ27] CBOT Corn 1M Fly JUL27 2 2 2 0.25 [@CU27]-2*[@CZ27]+[@CH28] CBOT Corn 1M Fly SEP27 2 2 2 0.25 [@CZ27]-2*[@CH28]+[@CK28] CBOT Corn 1M Fly DEC27 2 2 2 0.25 @C 1M Butterfly 2028 [@CH28]-2*[@CK28]+[@CN28] CBOT Corn 1M Fly MAR28 2 2 2 0.25 [@CK28]-2*[@CN28]+[@CU28] CBOT Corn 1M Fly MAY28 2 2 2 0.25 [@CN28]-2*[@CU28]+[@CZ28] CBOT Corn 1M Fly JUL28 2 2 2 0.25 [@CU28]-2*[@CZ28]+[@CH29] CBOT Corn 1M Fly SEP28 2 2 2 0.25 [@CZ28]-2*[@CH29]+[@CK29] CBOT Corn 1M Fly DEC28 2 2 2 0.25 @C 1M Butterfly 2029 [@CH29]-2*[@CK29]+[@CN29] CBOT Corn 1M Fly MAR29 2 2 2 0.25 [@CK29]-2*[@CN29]+[@CU29] CBOT Corn 1M Fly MAY29 2 2 2 0.25 [@CN29]-2*[@CU29]+[@CZ29] CBOT Corn 1M Fly JUL29 2 2 2 0.25 [@CU29]-2*[@CZ29]+[@CH30] CBOT Corn 1M Fly SEP29 2 2 2 0.25 [@CZ29]-2*[@CH30]+[@CK30] CBOT Corn 1M Fly DEC29 2 2 2 0.25 @C 1M Butterfly 2030 [@CH30]-2*[@CK30]+[@CN30] CBOT Corn 1M Fly MAR30 2 2 2 0.25 [@CK30]-2*[@CN30]+[@CU30] CBOT Corn 1M Fly MAY30 2 2 2 0.25 [@CN30]-2*[@CU30]+[@CZ30] CBOT Corn 1M Fly JUL30 2 2 2 0.25 [@CU30]-2*[@CZ30]+[@CH31] CBOT Corn 1M Fly SEP30 2 2 2 0.25 [@CZ30]-2*[@CH31]+[@CK31] CBOT Corn 1M Fly DEC30 2 2 2 0.25 @C 1M Butterfly 2031 [@CH31]-2*[@CK31]+[@CN31] CBOT Corn 1M Fly MAR31 2 2 2 0.25 [@CK31]-2*[@CN31]+[@CU31] CBOT Corn 1M Fly MAY31 2 2 2 0.25 [@CN31]-2*[@CU31]+[@CZ31] CBOT Corn 1M Fly JUL31 2 2 2 0.25 [@CU31]-2*[@CZ31]+[@CH32] CBOT Corn 1M Fly SEP31 2 2 2 0.25 [@CZ31]-2*[@CH32]+[@CK32] CBOT Corn 1M Fly DEC31 2 2 2 0.25 @C 1M Butterfly 2032 [@CH32]-2*[@CK32]+[@CN32] CBOT Corn 1M Fly MAR32 2 2 2 0.25 [@CK32]-2*[@CN32]+[@CU32] CBOT Corn 1M Fly MAY32 2 2 2 0.25 [@CN32]-2*[@CU32]+[@CZ32] CBOT Corn 1M Fly JUL32 2 2 2 0.25 [@CU32]-2*[@CZ32]+[@CH33] CBOT Corn 1M Fly SEP32 2 2 2 0.25 [@CZ32]-2*[@CH33]+[@CK33] CBOT Corn 1M Fly DEC32 2 2 2 0.25 @C 1M Butterfly 2033 [@CH33]-2*[@CK33]+[@CN33] CBOT Corn 1M Fly MAR33 2 2 2 0.25 [@CK33]-2*[@CN33]+[@CU33] CBOT Corn 1M Fly MAY33 2 2 2 0.25 [@CN33]-2*[@CU33]+[@CZ33] CBOT Corn 1M Fly JUL33 2 2 2 0.25 [@CU33]-2*[@CZ33]+[@CH34] CBOT Corn 1M Fly SEP33 2 2 2 0.25 [@CZ33]-2*[@CH34]+[@CK34] CBOT Corn 1M Fly DEC33 2 2 2 0.25 @C 1M Butterfly 2034 [@CH34]-2*[@CK34]+[@CN34] CBOT Corn 1M Fly MAR34 2 2 2 0.25 [@CK34]-2*[@CN34]+[@CU34] CBOT Corn 1M Fly MAY34 2 2 2 0.25 [@CN34]-2*[@CU34]+[@CZ34] CBOT Corn 1M Fly JUL34 2 2 2 0.25 [@CU34]-2*[@CZ34]+[@CH35] CBOT Corn 1M Fly SEP34 2 2 2 0.25 [@CZ34]-2*[@CH35]+[@CK35] CBOT Corn 1M Fly DEC34 2 2 2 0.25 @C 1M Butterfly 2035 [@CH35]-2*[@CK35]+[@CN35] CBOT Corn 1M Fly MAR35 2 2 2 0.25 [@CK35]-2*[@CN35]+[@CU35] CBOT Corn 1M Fly MAY35 2 2 2 0.25 [@CN35]-2*[@CU35]+[@CZ35] CBOT Corn 1M Fly JUL35 2 2 2 0.25 [@CU35]-2*[@CZ35]+[@CH36] CBOT Corn 1M Fly SEP35 2 2 2 0.25 [@CZ35]-2*[@CH36]+[@CK36] CBOT Corn 1M Fly DEC35 2 2 2 0.25 @C 1M Butterfly 2036 [@CH36]-2*[@CK36]+[@CN36] CBOT Corn 1M Fly MAR36 2 2 2 0.25 [@CK36]-2*[@CN36]+[@CU36] CBOT Corn 1M Fly MAY36 2 2 2 0.25 [@CN36]-2*[@CU36]+[@CZ36] CBOT Corn 1M Fly JUL36 2 2 2 0.25 [@CU36]-2*[@CZ36]+[@CH37] CBOT Corn 1M Fly SEP36 2 2 2 0.25 [@CZ36]-2*[@CH37]+[@CK37] CBOT Corn 1M Fly DEC36 2 2 2 0.25 @C 1M Butterfly 2037 [@CH37]-2*[@CK37]+[@CN37] CBOT Corn 1M Fly MAR37 2 2 2 0.25 [@CK37]-2*[@CN37]+[@CU37] CBOT Corn 1M Fly MAY37 2 2 2 0.25 [@CN37]-2*[@CU37]+[@CZ37] CBOT Corn 1M Fly JUL37 2 2 2 0.25 [@CU37]-2*[@CZ37]+[@CH38] CBOT Corn 1M Fly SEP37 2 2 2 0.25 [@CZ37]-2*[@CH38]+[@CK38] CBOT Corn 1M Fly DEC37 2 2 2 0.25 @C 1M Butterfly 2038 [@CH38]-2*[@CK38]+[@CN38] CBOT Corn 1M Fly MAR38 2 2 2 0.25 [@CK38]-2*[@CN38]+[@CU38] CBOT Corn 1M Fly MAY38 2 2 2 0.25 [@CN38]-2*[@CU38]+[@CZ38] CBOT Corn 1M Fly JUL38 2 2 2 0.25 [@CU38]-2*[@CZ38]+[@CH39] CBOT Corn 1M Fly SEP38 2 2 2 0.25 [@CZ38]-2*[@CH39]+[@CK39] CBOT Corn 1M Fly DEC38 2 2 2 0.25 @C 1M Butterfly 2039 [@CH39]-2*[@CK39]+[@CN39] CBOT Corn 1M Fly MAR39 2 2 2 0.25 [@CK39]-2*[@CN39]+[@CU39] CBOT Corn 1M Fly MAY39 2 2 2 0.25 [@CN39]-2*[@CU39]+[@CZ39] CBOT Corn 1M Fly JUL39 2 2 2 0.25 [@CU39]-2*[@CZ39]+[@CH40] CBOT Corn 1M Fly SEP39 2 2 2 0.25 [@CZ39]-2*[@CH40]+[@CK40] CBOT Corn 1M Fly DEC39 2 2 2 0.25 @C 1M Butterfly 2040 [@CH40]-2*[@CK40]+[@CN40] CBOT Corn 1M Fly MAR40 2 2 2 0.25 [@CK40]-2*[@CN40]+[@CU40] CBOT Corn 1M Fly MAY40 2 2 2 0.25 [@CN40]-2*[@CU40]+[@CZ40] CBOT Corn 1M Fly JUL40 2 2 2 0.25 [@CU40]-2*[@CZ40]+[@CH41] CBOT Corn 1M Fly SEP40 2 2 2 0.25 [@CZ40]-2*[@CH41]+[@CK41] CBOT Corn 1M Fly DEC40 2 2 2 0.25 @C 1M Butterfly 2041 [@CH41]-2*[@CK41]+[@CN41] CBOT Corn 1M Fly MAR41 2 2 2 0.25 [@CK41]-2*[@CN41]+[@CU41] CBOT Corn 1M Fly MAY41 2 2 2 0.25 [@CN41]-2*[@CU41]+[@CZ41] CBOT Corn 1M Fly JUL41 2 2 2 0.25 [@CU41]-2*[@CZ41]+[@CH42] CBOT Corn 1M Fly SEP41 2 2 2 0.25 [@CZ41]-2*[@CH42]+[@CK42] CBOT Corn 1M Fly DEC41 2 2 2 0.25 @C 1M Butterfly 2042 [@CH42]-2*[@CK42]+[@CN42] CBOT Corn 1M Fly MAR42 2 2 2 0.25 [@CK42]-2*[@CN42]+[@CU42] CBOT Corn 1M Fly MAY42 2 2 2 0.25 [@CN42]-2*[@CU42]+[@CZ42] CBOT Corn 1M Fly JUL42 2 2 2 0.25 [@CU42]-2*[@CZ42]+[@CH43] CBOT Corn 1M Fly SEP42 2 2 2 0.25 [@CZ42]-2*[@CH43]+[@CK43] CBOT Corn 1M Fly DEC42 2 2 2 0.25 @C 1M Butterfly 2043 [@CH43]-2*[@CK43]+[@CN43] CBOT Corn 1M Fly MAR43 2 2 2 0.25 [@CK43]-2*[@CN43]+[@CU43] CBOT Corn 1M Fly MAY43 2 2 2 0.25 [@CN43]-2*[@CU43]+[@CZ43] CBOT Corn 1M Fly JUL43 2 2 2 0.25 [@CU43]-2*[@CZ43]+[@CH44] CBOT Corn 1M Fly SEP43 2 2 2 0.25 [@CZ43]-2*[@CH44]+[@CK44] CBOT Corn 1M Fly DEC43 2 2 2 0.25 @C 1M Butterfly 2044 [@CH44]-2*[@CK44]+[@CN44] CBOT Corn 1M Fly MAR44 2 2 2 0.25 [@CK44]-2*[@CN44]+[@CU44] CBOT Corn 1M Fly MAY44 2 2 2 0.25 [@CN44]-2*[@CU44]+[@CZ44] CBOT Corn 1M Fly JUL44 2 2 2 0.25 [@CU44]-2*[@CZ44]+[@CH45] CBOT Corn 1M Fly SEP44 2 2 2 0.25 [@CZ44]-2*[@CH45]+[@CK45] CBOT Corn 1M Fly DEC44 2 2 2 0.25 @C 1M Butterfly 2045 [@CH45]-2*[@CK45]+[@CN45] CBOT Corn 1M Fly MAR45 2 2 2 0.25 [@CK45]-2*[@CN45]+[@CU45] CBOT Corn 1M Fly MAY45 2 2 2 0.25 [@CN45]-2*[@CU45]+[@CZ45] CBOT Corn 1M Fly JUL45 2 2 2 0.25 [@CU45]-2*[@CZ45]+[@CH46] CBOT Corn 1M Fly SEP45 2 2 2 0.25 [@CZ45]-2*[@CH46]+[@CK46] CBOT Corn 1M Fly DEC45 2 2 2 0.25 @C 1M Butterfly 2046 [@CH46]-2*[@CK46]+[@CN46] CBOT Corn 1M Fly MAR46 2 2 2 0.25 [@CK46]-2*[@CN46]+[@CU46] CBOT Corn 1M Fly MAY46 2 2 2 0.25 [@CN46]-2*[@CU46]+[@CZ46] CBOT Corn 1M Fly JUL46 2 2 2 0.25 [@CU46]-2*[@CZ46]+[@CH47] CBOT Corn 1M Fly SEP46 2 2 2 0.25 [@CZ46]-2*[@CH47]+[@CK47] CBOT Corn 1M Fly DEC46 2 2 2 0.25 @C 1M Butterfly 2047 [@CH47]-2*[@CK47]+[@CN47] CBOT Corn 1M Fly MAR47 2 2 2 0.25 [@CK47]-2*[@CN47]+[@CU47] CBOT Corn 1M Fly MAY47 2 2 2 0.25 [@CN47]-2*[@CU47]+[@CZ47] CBOT Corn 1M Fly JUL47 2 2 2 0.25 [@CU47]-2*[@CZ47]+[@CH48] CBOT Corn 1M Fly SEP47 2 2 2 0.25 [@CZ47]-2*[@CH48]+[@CK48] CBOT Corn 1M Fly DEC47 2 2 2 0.25 @C 1M Butterfly 2048 [@CH48]-2*[@CK48]+[@CN48] CBOT Corn 1M Fly MAR48 2 2 2 0.25 [@CK48]-2*[@CN48]+[@CU48] CBOT Corn 1M Fly MAY48 2 2 2 0.25 [@CN48]-2*[@CU48]+[@CZ48] CBOT Corn 1M Fly JUL48 2 2 2 0.25 [@CU48]-2*[@CZ48]+[@CH49] CBOT Corn 1M Fly SEP48 2 2 2 0.25 [@CZ48]-2*[@CH49]+[@CK49] CBOT Corn 1M Fly DEC48 2 2 2 0.25 @C 1M Butterfly 2049 [@CH49]-2*[@CK49]+[@CN49] CBOT Corn 1M Fly MAR49 2 2 2 0.25 [@CK49]-2*[@CN49]+[@CU49] CBOT Corn 1M Fly MAY49 2 2 2 0.25 [@CN49]-2*[@CU49]+[@CZ49] CBOT Corn 1M Fly JUL49 2 2 2 0.25 [@CU49]-2*[@CZ49]+[@CH50] CBOT Corn 1M Fly SEP49 2 2 2 0.25 [@CZ49]-2*[@CH50]+[@CK50] CBOT Corn 1M Fly DEC49 2 2 2 0.25 @C 1M Butterfly 2050 [@CH50]-2*[@CK50]+[@CN50] CBOT Corn 1M Fly MAR50 2 2 2 0.25 [@CK50]-2*[@CN50]+[@CU50] CBOT Corn 1M Fly MAY50 2 2 2 0.25 [@CN50]-2*[@CU50]+[@CZ50] CBOT Corn 1M Fly JUL50 2 2 2 0.25